Park, Sung Chul; Keum, Bora; Hyun, Jong Jin; Seo, Yeon Seok; Kim, Yong Sik; Jeen, Yoon Tae; Chun, Hoon Jai; Um, Soon Ho; Kim, Chang Duck; Ryu, Ho Sang
ArticleIssue Date2010CitationWORLD JOURNAL OF GASTROENTEROLOGY, v.16, no.7, pp 875 - 880PublisherBAISHIDENG PUBLISHING GROUP INC